This scales better to multiple families of SoC. The lookup by compatible
can be removed in a future change.
Signed-off-by: Joel Stanley <joel@xxxxxxxxx>
---
drivers/gpu/drm/aspeed/aspeed_gfx_drv.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/aspeed/aspeed_gfx_drv.c b/drivers/gpu/drm/aspeed/aspeed_gfx_drv.c
index 457ec04950f7..8ada7e944147 100644
--- a/drivers/gpu/drm/aspeed/aspeed_gfx_drv.c
+++ b/drivers/gpu/drm/aspeed/aspeed_gfx_drv.c
@@ -103,6 +103,7 @@ static int aspeed_gfx_load(struct drm_device *drm)
{
struct platform_device *pdev = to_platform_device(drm->dev);
struct aspeed_gfx *priv = to_aspeed_gfx(drm);
+ struct device_node *np = pdev->dev.of_node;
struct resource *res;
int ret;
@@ -111,10 +112,13 @@ static int aspeed_gfx_load(struct drm_device *drm)
if (IS_ERR(priv->base))
return PTR_ERR(priv->base);
- priv->scu = syscon_regmap_lookup_by_compatible("aspeed,ast2500-scu");
+ priv->scu = syscon_regmap_lookup_by_phandle(np, "syscon");
if (IS_ERR(priv->scu)) {
- dev_err(&pdev->dev, "failed to find SCU regmap\n");
- return PTR_ERR(priv->scu);
+ priv->scu = syscon_regmap_lookup_by_compatible("aspeed,aspeed-scu");
+ if (IS_ERR(priv->scu)) {
+ dev_err(&pdev->dev, "failed to find SCU regmap\n");
+ return PTR_ERR(priv->scu);
+ }
}
ret = of_reserved_mem_device_init(drm->dev);
--
2.29.2
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